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Calculate Eºcell and indicate whether the overall reaction shown is spontaneous or nonspontaneous. H2O2 (aq) + 2 H +1 Fe +3 (aq) +e-1: Overall reaction: +3 2Fe (aq) + 2 e- -1 ⇒ Fe +² (aq); E O = 0.77 V +2 (aq) + 2 H2O () Ź 2Fe 2 H₂O (1); E0 = 1.77 V +2 (aq) + 2 H+1 (aq) + H₂O2 (aq)

Calculate Eºcell and indicate whether the overall reaction shown is spontaneous or nonspontaneous. H2O2 (aq) + 2 H +1 Fe +3 (aq) +e-1: Overall reaction: +3 2Fe (aq) + 2 e- -1 ⇒ Fe +² (aq); E O = 0.77 V +2 (aq) + 2 H2O () Ź 2Fe 2 H₂O (1); E0 = 1.77 V +2 (aq) + 2 H+1 (aq) + H₂O2 (aq)

General Chemistry - Standalone book (MindTap Course List)
General Chemistry - Standalone book (MindTap Course List)
11th Edition
ISBN:9781305580343
Author:Steven D. Gammon, Ebbing, Darrell Ebbing, Steven D., Darrell; Gammon, Darrell Ebbing; Steven D. Gammon, Darrell D.; Gammon, Ebbing; Steven D. Gammon; Darrell
Publisher:Steven D. Gammon, Ebbing, Darrell Ebbing, Steven D., Darrell; Gammon, Darrell Ebbing; Steven D. Gammon, Darrell D.; Gammon, Ebbing; Steven D. Gammon; Darrell
Chapter19: Electrochemistry
Section: Chapter Questions
Problem 19.127QP
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Calculate Eº cell and indicate whether the overall reaction shown is spontaneous or nonspontaneous. H2O2 (aq) + 2 H +1 Fe +3 Overall reaction: O 2Fe E (aq) B C A (aq) + 2 e +3 + e -1 ⇒ Fe +² (aq); E O = 0.77 V -1 (aq) + 2 H2O () a) Eºcell = -1.00 V, nonspontaneous b) Eᵒcell = -1.00 V, spontaneous c) Eºcell = 1.00 V, nonspontaneous d) Eºcell = 1.00 V, spontaneous e) Eºcell = -0.23 V, nonspontaneous Ź 2Fe 2 H₂O (1); E0 = 1.77 V +2 (aq) + 2 H+1 (aq) + H₂O2 (aq)
Transcribed Image Text:Calculate Eº cell and indicate whether the overall reaction shown is spontaneous or nonspontaneous. H2O2 (aq) + 2 H +1 Fe +3 Overall reaction: O 2Fe E (aq) B C A (aq) + 2 e +3 + e -1 ⇒ Fe +² (aq); E O = 0.77 V -1 (aq) + 2 H2O () a) Eºcell = -1.00 V, nonspontaneous b) Eᵒcell = -1.00 V, spontaneous c) Eºcell = 1.00 V, nonspontaneous d) Eºcell = 1.00 V, spontaneous e) Eºcell = -0.23 V, nonspontaneous Ź 2Fe 2 H₂O (1); E0 = 1.77 V +2 (aq) + 2 H+1 (aq) + H₂O2 (aq)
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